EP2623048A4 - Drill bit locking device and drill bit - Google Patents

Drill bit locking device and drill bit

Info

Publication number
EP2623048A4
EP2623048A4 EP20110828040 EP11828040A EP2623048A4 EP 2623048 A4 EP2623048 A4 EP 2623048A4 EP 20110828040 EP20110828040 EP 20110828040 EP 11828040 A EP11828040 A EP 11828040A EP 2623048 A4 EP2623048 A4 EP 2623048A4
Authority
EP
European Patent Office
Prior art keywords
drill bit
locking device
bit locking
drill
locking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP20110828040
Other languages
German (de)
French (fr)
Other versions
EP2623048B1 (en
EP2623048A1 (en
Inventor
Lei Ye
Jian Zhou
Hua Feng
Fei Li
Hengyang Zhu
Congxiao Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Runze Pharmaceutical Co Ltd
Original Assignee
CHONGQING RUNZE MEDICAL INSTR
CHONGQING RUNZE MEDICAL INSTRUMENTS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by CHONGQING RUNZE MEDICAL INSTR, CHONGQING RUNZE MEDICAL INSTRUMENTS CO Ltd filed Critical CHONGQING RUNZE MEDICAL INSTR
Publication of EP2623048A1 publication Critical patent/EP2623048A1/en
Publication of EP2623048A4 publication Critical patent/EP2623048A4/en
Application granted granted Critical
Publication of EP2623048B1 publication Critical patent/EP2623048B1/en
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/162—Chucks or tool parts which are to be held in a chuck
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1615—Drill bits, i.e. rotating tools extending from a handpiece to contact the worked material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/005—Cylindrical shanks of tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls
    • B23B31/1071—Retention by balls
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1695—Trepans or craniotomes, i.e. specially adapted for drilling thin bones such as the skull
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T279/00—Chucks or sockets
    • Y10T279/17—Socket type

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Dentistry (AREA)
  • Drilling Tools (AREA)
  • Drilling And Boring (AREA)
  • Earth Drilling (AREA)
EP11828040.3A 2010-09-30 2011-08-26 Drill bit locking device and drill bit Not-in-force EP2623048B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010102980862A CN101972157B (en) 2010-09-30 2010-09-30 Drill bit locking device and drill bit
PCT/CN2011/078964 WO2012041144A1 (en) 2010-09-30 2011-08-26 Drill bit locking device and drill bit

Publications (3)

Publication Number Publication Date
EP2623048A1 EP2623048A1 (en) 2013-08-07
EP2623048A4 true EP2623048A4 (en) 2014-05-28
EP2623048B1 EP2623048B1 (en) 2015-09-30

Family

ID=43572089

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11828040.3A Not-in-force EP2623048B1 (en) 2010-09-30 2011-08-26 Drill bit locking device and drill bit

Country Status (4)

Country Link
US (1) US9295475B2 (en)
EP (1) EP2623048B1 (en)
CN (1) CN101972157B (en)
WO (1) WO2012041144A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101972157B (en) * 2010-09-30 2011-12-21 重庆润泽医疗器械有限公司 Drill bit locking device and drill bit
CN101926671B (en) * 2010-09-30 2011-08-31 重庆润泽医疗器械有限公司 Locking equipment for drill and drill
US20140075681A1 (en) * 2011-04-26 2014-03-20 Walter Hammer Pencil Sharpener
US10064630B2 (en) * 2013-03-15 2018-09-04 Teleflex Medical Devices S.À R.L. Driver assemblies, drivers, intraosseous devices, and methods for determining voltages and/or impedances in biological material
CN104586465B (en) * 2015-01-19 2017-02-22 苏州万润医疗科技有限公司 Medical electric sawing drill with anti-shaking function
CN112043342A (en) * 2020-09-17 2020-12-08 西安交通大学医学院第一附属医院 Dura mater suspension puncher with protection device for neurosurgery craniotomy
CN112869823A (en) * 2021-01-11 2021-06-01 重庆懿熙品牌策划有限公司 Milling cutter head module and medical craniotomy device thereof
CN114032820A (en) * 2021-12-20 2022-02-11 江苏欧皇电动科技有限公司 Sweeping disc and sweeping disc adjusting structure for electric sweeper

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490683A (en) * 1994-07-27 1996-02-13 Mednext Inc. Tool shaft coupler

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5222956A (en) * 1992-07-06 1993-06-29 Altair Instruments, Inc. Surgical drill collet mechanism and bur
US5398946A (en) * 1993-12-29 1995-03-21 Poly-Tech Industries Chuck having one-step lock and release
US5505737A (en) * 1994-07-01 1996-04-09 Midas Rex Pneumatic Tools, Inc. Quick release coupling for a dissecting tool
CA2437568C (en) * 2001-02-09 2011-01-11 Maxtech Manufacturing Inc. Irregular-shank tools and drivers therefor
DE602004029213D1 (en) * 2003-02-18 2010-11-04 Greenlee Textron Inc Quick-change spindle unit for hole saw
CN2734405Y (en) * 2004-10-08 2005-10-19 浙江三鸥机械股份有限公司 Quick change joint
CN2853239Y (en) * 2006-01-12 2007-01-03 郑国良 Device for quickly changing bit of rail drill
CN201067895Y (en) * 2007-06-07 2008-06-04 梁宗杰 Electric hammer device
CN201198128Y (en) * 2008-02-05 2009-02-25 胡振钱 Fastener converter for electric hammer
CN201492470U (en) * 2009-09-28 2010-06-02 郭毅军 Medical bit connecting structure
CN101972157B (en) * 2010-09-30 2011-12-21 重庆润泽医疗器械有限公司 Drill bit locking device and drill bit
CN201798778U (en) * 2010-09-30 2011-04-20 重庆润泽医疗器械有限公司 Skull dissection drill
CN101926671B (en) * 2010-09-30 2011-08-31 重庆润泽医疗器械有限公司 Locking equipment for drill and drill
CN201798777U (en) * 2010-09-30 2011-04-20 重庆润泽医疗器械有限公司 Drill locking device and drill
CN201798776U (en) * 2010-09-30 2011-04-20 重庆润泽医疗器械有限公司 Drill bit locking device and drill bit
CN101926670B (en) * 2010-09-30 2013-05-08 重庆润泽医疗器械有限公司 Craniotomy drill

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490683A (en) * 1994-07-27 1996-02-13 Mednext Inc. Tool shaft coupler

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012041144A1 *

Also Published As

Publication number Publication date
CN101972157A (en) 2011-02-16
CN101972157B (en) 2011-12-21
US9295475B2 (en) 2016-03-29
EP2623048B1 (en) 2015-09-30
US20130178858A1 (en) 2013-07-11
WO2012041144A1 (en) 2012-04-05
EP2623048A1 (en) 2013-08-07

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